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* [PATCH] serial_ns16550: remove legacy code copied from U-Boot v1
@ 2011-07-16 13:04 Antony Pavlov
  2011-07-17 15:42 ` Sascha Hauer
  0 siblings, 1 reply; 2+ messages in thread
From: Antony Pavlov @ 2011-07-16 13:04 UTC (permalink / raw)
  To: barebox

---
 drivers/serial/serial_ns16550.c |   19 -------------------
 drivers/serial/serial_ns16550.h |    4 ----
 2 files changed, 0 insertions(+), 23 deletions(-)

diff --git a/drivers/serial/serial_ns16550.c b/drivers/serial/serial_ns16550.c
index ab172e7..9a4b4dc 100644
--- a/drivers/serial/serial_ns16550.c
+++ b/drivers/serial/serial_ns16550.c
@@ -62,26 +62,7 @@ static unsigned int ns16550_calc_divisor(struct console_device *cdev,
 	struct NS16550_plat *plat = (struct NS16550_plat *)
 	    cdev->dev->platform_data;
 	unsigned int clk = plat->clock;
-#ifdef CONFIG_DRIVER_SERIAL_NS16550_OMAP_EXTENSIONS
-	/* FIXME: Legacy Code copied from U-Boot V1 implementation
-	 */
-#ifdef CONFIG_ARCH_OMAP1510
-	unsigned long base = cdev->dev->map_base;
-	/* If can't cleanly clock 115200 set div to 1 */
-	if ((clk == 12000000) && (baudrate == 115200)) {
-		/* enable 6.5 * divisor */
-		plat->reg_write(OSC_12M_SEL, base, osc_12m_sel);
-		return 1;	/* return 1 for base divisor */
-	}
-	/* clear if previously set */
-	plat->reg_write(0, base, osc_12m_sel);
-#elif defined(CONFIG_ARCH_OMAP1610)
-	/* If can't cleanly clock 115200 set div to 1 */
-	if ((clk == 48000000) && (baudrate == 115200))
-		return 26;	/* return 26 for base divisor */
-#endif
 
-#endif				/* End of OMAP specific handling */
 	return (clk / MODE_X_DIV / baudrate);
 
 }
diff --git a/drivers/serial/serial_ns16550.h b/drivers/serial/serial_ns16550.h
index eb2fd10..db8fe64 100644
--- a/drivers/serial/serial_ns16550.h
+++ b/drivers/serial/serial_ns16550.h
@@ -81,10 +81,6 @@
 #define LSR_TEMT	0x40	/* Xmitter empty */
 #define LSR_ERR		0x80	/* Error */
 
-#ifdef CONFIG_ARCH_OMAP1510
-#define OSC_12M_SEL	0x01	/* selects 6.5 * current clk div */
-#endif
-
 /* useful defaults for LCR */
 #define LCR_8N1		0x03
 
-- 
1.7.5.4


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2011-07-16 13:04 [PATCH] serial_ns16550: remove legacy code copied from U-Boot v1 Antony Pavlov
2011-07-17 15:42 ` Sascha Hauer

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